Is there any issue with women using tampons before marriage? I would appreciate sourced answers discussing this either saying it's ok or not ok.
My thought is that since the use of a tampon requires ...

"Just as one separates oneself from excreta, urine, a foul odor, a corpse and the sight of nakedness for Kri'at Shema, so too, he should separate himself for Shemoneh Esreh". (Rambam. Hilchos Tefillah ...